Home / 36,454.87-50,307.55-20,321.97

Finding the Fourth Proportional to 36,454.87, 50,307.55 and 20,321.97

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Solution

The fourth proportional to 36,454.87, 50,307.55 and 20,321.97 is: 28,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.87 : 50,307.55 = 20,321.97 : x
  2. Step 2: Convert to fraction form
    36,454.87/50,307.55 = 20,321.97/x
  3. Step 3: Cross multiply
    36,454.87x = 50,307.55 × 20,321.97
  4. Step 4: Simplify right side
    36,454.87x = 1,022,348,521.87
  5. Step 5: Solve for x
    x = 1,022,348,521.87/36,454.87
  6. Step 6: Final answer
    x = 28,044.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.